# temporary until string.h is fixed
cflags-y += -ffreestanding
-# this works around some issues with generating unwind tables in older gccs
-# newer gccs do it by default
-cflags-y += -maccumulate-outgoing-args
-
# Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
# a lot more stack due to the lack of sharing of stacklots:
KBUILD_CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then echo $(call cc-option,-fno-unit-at-a-time); fi ;)
$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
archclean:
- $(Q)rm -rf $(objtree)/arch/i386/boot
+ $(Q)rm -rf $(objtree)/arch/i386
+ $(Q)rm -rf $(objtree)/arch/x86_64
$(Q)$(MAKE) $(clean)=arch/x86/boot
define archhelp